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EC number: 229-713-7 | CAS number: 6674-22-2
pH
Administrative data
- Endpoint:
- pH
- Type of information:
- experimental study
- Adequacy of study:
- key study
- Study period:
- August 26, 2011 - March 29, 2012
- Reliability:
- 1 (reliable without restriction)
- Rationale for reliability incl. deficiencies:
- other: Scientifically acceptable study with detailed documentation according to a standard guideline method.
Data source
Reference
- Reference Type:
- study report
- Title:
- Unnamed
- Year:
- 2 013
- Report date:
- 2013
Materials and methods
Test guideline
- Qualifier:
- no guideline followed
- Principles of method if other than guideline:
- The test item and water were mixed in three different ratios (1:9, 1:1, 9:1) and pH values were measured during a water solubility test.
- GLP compliance:
- yes (incl. QA statement)
Test material
- Reference substance name:
- 1,8-diazabicyclo[5.4.0]undec-7-ene
- EC Number:
- 229-713-7
- EC Name:
- 1,8-diazabicyclo[5.4.0]undec-7-ene
- Cas Number:
- 6674-22-2
- Molecular formula:
- C9H16N2
- IUPAC Name:
- 2,3,4,6,7,8,9,10-octahydropyrimido[1,2-a]azepine
- Test material form:
- other: Liquid
- Details on test material:
- - Name of test material (as cited in study report): 1,8-Diazabicyclo-5,4,0-undecene-7
- Physical state: Liquid
- Analytical purity: 99.7%
- Lot/batch No.: O 2905
- Storage condition of test material: Ambient temperature
Constituent 1
Results and discussion
pH valueopen allclose all
- pH value:
- 12.6
- Temp.:
- 23 °C
- Concentration:
- 10.1 other: g/100g
- pH value:
- 13.9
- Temp.:
- 23 °C
- Concentration:
- 50.1 other: g/100g
- pH value:
- 15.8
- Temp.:
- 23 °C
- Concentration:
- 89.8 other: g/100g
Any other information on results incl. tables
| Weight of the test item [g] | Amount of water added [g] | Sample size [g/100] | Ratio | Observation | pH |
| 1.01 | 9.01 | 10.1 | 1:9 | Clear, colourless and homogeneous mixture | 12.6 |
| 5.04 | 5.02 | 50.1 | 1:1 | Clear, colourless and homogeneous mixture | 13.9 |
| 4.49 | 0.51 | 89.8 | 9:1 | Clear, colourless and homogeneous slightly viscous mixture | 15.8 |
Applicant's summary and conclusion
- Conclusions:
- At 23°C the pH of a 10.1 g/100g solution in water was found to be 12.6, the pH of a 50.1 g/100g solution in water was found to be 13.9, the pH of a 89.1 g/100g solution in water was found to be 15.8.
- Executive summary:
The test item and water were mixed in three different ratios (1:9, 1:1, 9:1) and pH values were measured during a water solubility test. At 23°C the pH of a 10.1 g/100g solution in water was found to be 12.6, the pH of a 50.1 g/100g solution in water was found to be 13.9, the pH of a 89.1 g/100g solution in water was found to be 15.8.
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